Decayed Wood Advisor

For Structural Condition: Larger Trees
For Habitat: Eastside Mixed Conifer Forest E Cascades/Blue Mnts., Eastside Mixed Conifer Forest N Cascades/Rocky Mnts.

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Literature and Studies for Snags

Here are further details on the data for the selected species and citation. Blank cells mean that no information was given. See Literature Cited for the full reference of the citation listed here.

Species Code: PIWO Species Name: Pileated woodpecker
Decay Class: used hollow trees; 51% dead; 49% live Stand Age Or Structure: closed canopy (>60%) old growth stands
Geographic Area: NE Oregon Comments: roost trees, n=123 trees, n=443 roost locations; individuals used average of 7 roost trees over 3-10 month period, estimated only 1/2 roosts found so recommend 44 roost trees per pair.
Citation: Bull et al. 1992 Structural Detail (Specific Structure):  
Specified Name in Citation: Pileated woodpecker Habitat Type Details(Specifics):  
Snag/Partially Dead tree level: formula given to determine number grand fir needed depending on site conditions Snag/Tree DBH: mean (SE) 70.6 (0.4) cm
Snag/Tree Height: mean (SE) 22.3 (0.3) m Snag/Tree Species: grand fir (61%), ponderosa pine(22%), western larch (16%)